BR112014032473B1 - Método e dispositivo para decodificar dados de vídeo, método e dispositvo para codificar dados de vídeo e mídia de armazenamento legível por computador - Google Patents

Método e dispositivo para decodificar dados de vídeo, método e dispositvo para codificar dados de vídeo e mídia de armazenamento legível por computador Download PDF

Info

Publication number
BR112014032473B1
BR112014032473B1 BR112014032473-5A BR112014032473A BR112014032473B1 BR 112014032473 B1 BR112014032473 B1 BR 112014032473B1 BR 112014032473 A BR112014032473 A BR 112014032473A BR 112014032473 B1 BR112014032473 B1 BR 112014032473B1
Authority
BR
Brazil
Prior art keywords
value
poc
long
term reference
msbs
Prior art date
Application number
BR112014032473-5A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112014032473A2 (pt
Inventor
Ying Chen
Ye-Kui Wang
Rajan Laxman Joshi
Adarsh Krishnan Ramasubramonian
Original Assignee
Qualcomm Incorporated
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112014032473A2 publication Critical patent/BR112014032473A2/pt
Publication of BR112014032473B1 publication Critical patent/BR112014032473B1/pt

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
BR112014032473-5A 2012-06-28 2013-06-24 Método e dispositivo para decodificar dados de vídeo, método e dispositvo para codificar dados de vídeo e mídia de armazenamento legível por computador BR112014032473B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261665784P 2012-06-28 2012-06-28
US61/665,784 2012-06-28
US13/924,016 US9332255B2 (en) 2012-06-28 2013-06-21 Signaling long-term reference pictures for video coding
US13/924,016 2013-06-21
PCT/US2013/047367 WO2014004391A1 (en) 2012-06-28 2013-06-24 Signaling long-term reference pictures for video coding

Publications (2)

Publication Number Publication Date
BR112014032473A2 BR112014032473A2 (pt) 2017-06-27
BR112014032473B1 true BR112014032473B1 (pt) 2023-04-25

Family

ID=49778158

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014032473-5A BR112014032473B1 (pt) 2012-06-28 2013-06-24 Método e dispositivo para decodificar dados de vídeo, método e dispositvo para codificar dados de vídeo e mídia de armazenamento legível por computador

Country Status (25)

Country Link
US (1) US9332255B2 (ru)
EP (1) EP2868081B1 (ru)
JP (1) JP6239609B2 (ru)
KR (1) KR101719930B1 (ru)
CN (1) CN104412599B (ru)
AR (1) AR093754A1 (ru)
AU (1) AU2013280659B2 (ru)
BR (1) BR112014032473B1 (ru)
CA (1) CA2875713C (ru)
DK (1) DK2868081T3 (ru)
ES (1) ES2736312T3 (ru)
HK (1) HK1204185A1 (ru)
HU (1) HUE044918T2 (ru)
IL (1) IL235969A (ru)
MY (1) MY181793A (ru)
PH (1) PH12014502731A1 (ru)
PL (1) PL2868081T3 (ru)
PT (1) PT2868081T (ru)
RU (1) RU2642361C2 (ru)
SG (1) SG11201408111UA (ru)
SI (1) SI2868081T1 (ru)
TW (1) TWI558179B (ru)
UA (1) UA116214C2 (ru)
WO (1) WO2014004391A1 (ru)
ZA (1) ZA201500618B (ru)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130188709A1 (en) 2012-01-25 2013-07-25 Sachin G. Deshpande Video decoder for tiles with absolute signaling
US9979959B2 (en) 2012-04-20 2018-05-22 Qualcomm Incorporated Video coding with enhanced support for stream adaptation and splicing
US9479776B2 (en) * 2012-07-02 2016-10-25 Qualcomm Incorporated Signaling of long-term reference pictures for video coding
US10194146B2 (en) 2013-03-26 2019-01-29 Qualcomm Incorporated Device and method for scalable coding of video information
US10356426B2 (en) * 2013-06-27 2019-07-16 Google Llc Advanced motion estimation
US9510001B2 (en) * 2013-07-09 2016-11-29 Electronics And Telecommunications Research Institute Video decoding method and apparatus using the same
US9848199B2 (en) * 2014-03-17 2017-12-19 Qualcomm Incorporated Device and method for scalable coding of video information
US11985318B2 (en) * 2015-12-24 2024-05-14 OP Solultions, LLC Encoding video with extended long term reference picture retention
US11595652B2 (en) * 2019-01-28 2023-02-28 Op Solutions, Llc Explicit signaling of extended long term reference picture retention
US11736687B2 (en) 2017-09-26 2023-08-22 Qualcomm Incorporated Adaptive GOP structure with future reference frame in random access configuration for video coding
WO2020112488A1 (en) * 2018-11-30 2020-06-04 Futurewei Technologies, Inc. Signaling of reference picture lists in video coding
US10904545B2 (en) * 2018-12-26 2021-01-26 Tencent America LLC Method for syntax controlled decoded picture buffer management
CN113597768A (zh) * 2019-01-28 2021-11-02 Op方案有限责任公司 扩展长期参考图片保留的在线和离线选择
CN113615184A (zh) * 2019-01-28 2021-11-05 Op方案有限责任公司 扩展长期参考图片保留的显式信令
US11109041B2 (en) * 2019-05-16 2021-08-31 Tencent America LLC Method and apparatus for video coding

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001086960A2 (en) 2000-05-10 2001-11-15 Picturetel Corporation Video coding using multiple buffers
MY134659A (en) * 2002-11-06 2007-12-31 Nokia Corp Picture buffering for prediction references and display
US20050008240A1 (en) * 2003-05-02 2005-01-13 Ashish Banerji Stitching of video for continuous presence multipoint video conferencing
FR2874292B1 (fr) 2004-08-10 2007-01-26 Thales Sa Procede de mise en forme de trames d'une sequence video
CN102761744B (zh) 2006-10-13 2015-10-28 汤姆逊许可公司 用于多视点视频编码的参考图像列表管理语法
US8494049B2 (en) * 2007-04-09 2013-07-23 Cisco Technology, Inc. Long term reference frame management with error video feedback for compressed video communication
US9210480B2 (en) 2007-12-20 2015-12-08 Broadcom Corporation Video processing system with layered video coding and methods for use therewith
US9237355B2 (en) * 2010-02-19 2016-01-12 Qualcomm Incorporated Adaptive motion resolution for video coding
WO2012052968A1 (en) 2010-10-20 2012-04-26 Nokia Corporation Method and device for video coding and decoding
RU2581566C2 (ru) * 2011-06-30 2016-04-20 Телефонактиеболагет Л М Эрикссон (Пабл) Сигнализация опорного изображения
CN102256125B (zh) * 2011-07-14 2013-06-05 北京工业大学 面向高效视频编码hevc基于上下文的自适应算数编码方法
US9648321B2 (en) * 2011-12-02 2017-05-09 Qualcomm Incorporated Coding picture order count values identifying long-term reference frames

Also Published As

Publication number Publication date
HK1204185A1 (en) 2015-11-06
KR20150036218A (ko) 2015-04-07
TWI558179B (zh) 2016-11-11
US9332255B2 (en) 2016-05-03
CA2875713A1 (en) 2014-01-03
ES2736312T3 (es) 2019-12-27
AU2013280659A1 (en) 2015-01-15
JP2015526026A (ja) 2015-09-07
IL235969A (en) 2017-04-30
WO2014004391A1 (en) 2014-01-03
CA2875713C (en) 2019-09-24
EP2868081A1 (en) 2015-05-06
PT2868081T (pt) 2019-07-23
ZA201500618B (en) 2017-01-25
PH12014502731B1 (en) 2015-02-02
SI2868081T1 (sl) 2019-06-28
US20140003538A1 (en) 2014-01-02
UA116214C2 (uk) 2018-02-26
IL235969A0 (en) 2015-01-29
PL2868081T3 (pl) 2019-10-31
HUE044918T2 (hu) 2019-11-28
TW201408082A (zh) 2014-02-16
RU2642361C2 (ru) 2018-01-24
KR101719930B1 (ko) 2017-03-24
AR093754A1 (es) 2015-06-24
EP2868081B1 (en) 2019-04-17
DK2868081T3 (da) 2019-07-22
CN104412599B (zh) 2018-02-06
PH12014502731A1 (en) 2015-02-02
AU2013280659B2 (en) 2017-10-05
RU2015102618A (ru) 2016-08-20
MY181793A (en) 2021-01-07
BR112014032473A2 (pt) 2017-06-27
SG11201408111UA (en) 2015-01-29
CN104412599A (zh) 2015-03-11
JP6239609B2 (ja) 2017-11-29

Similar Documents

Publication Publication Date Title
US11297326B2 (en) Method and apparatus for predicting motion information of picture block, encoder, and decoder
AU2016271140B2 (en) Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
BR112014032473B1 (pt) Método e dispositivo para decodificar dados de vídeo, método e dispositvo para codificar dados de vídeo e mídia de armazenamento legível por computador
ES2892964T3 (es) Inicialización de predictor de paleta y fusión para codificación de vídeo
WO2019147826A1 (en) Advanced motion vector prediction speedups for video coding
BR112018006408B1 (pt) Predição intra de vídeo melhorada usando combinação de predição dependente de posição para codificação de vídeo
AU2013272130B2 (en) Signaling data for long term reference pictures for video coding
KR101772350B1 (ko) 비디오 코딩을 위한 고 정확도 명시적 가중 예측
BR112020006232A2 (pt) codificação de informação de movimento de predição afim para codificação de vídeo
BR112016021151B1 (pt) Transformada inversa de espaço-cor tanto para vídeo codificado com perdas como sem perdas
BR112015032977B1 (pt) Equipamento e método para codificar informações de vídeo, equipamento e método para decodificar informações de vídeo, e memória legível por computador
BR112014025406B1 (pt) Método de codificação e de decodificação de dados de vídeo, mídia de armazenamento legível por computador e aparelho para codificar e decodificar dados de vídeo
BR112015016230B1 (pt) Sinalização condicional de informação de temporização de contagem de ordem de imagens para temporização de vídeo em codificação de vídeo
BR112015006849B1 (pt) Métodos para decodificar e codificar dados de vídeo, aparelhos para decodificar e codificar dados de vídeo, e, memória legível por computador
BR112013031006B1 (pt) Modelagem de contexto eficaz em memória
BR112017016159B1 (pt) Contextos para unidades de árvore de codificação grandes
BR112015025639B1 (pt) Alinhamento poc de camada cruzada para fluxos de bits de várias camadas que podem incluir imagens irap não alinhadas
WO2014008136A1 (en) Signaling of long-term reference pictures for video coding
BR112016011311B1 (pt) Design de valor de poc para codificação de vídeo de várias camadas
BR112016006677B1 (pt) Tipo de dependência inter-vista em mv-hevc
EP3707903A1 (en) Enhanced reference picture management in video coding
BR112015007273B1 (pt) Método e dispositivo para processar dados de vídeo de múltiplas camadas, dispositivo de codificação de vídeo e memória legível por computador
BR112016021144B1 (pt) Método e dispositivo de codificação e decodificação de dados de vídeo, e memória legível por computador
BR112014031749B1 (pt) Acesso randômico e sinalização de imagens de referência de longo termo em codificação de vídeo

Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: H04N 7/00 (2011.01)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25A Requested transfer of rights approved

Owner name: VELOS MEDIA INTERNATIONAL LIMITED (IE)

B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04N 7/00

Ipc: H04N 19/463 (2014.01), H04N 19/573 (2014.01), H04N

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B25A Requested transfer of rights approved

Owner name: QUALCOMM INCORPORATED (US)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/06/2013, OBSERVADAS AS CONDICOES LEGAIS